Question / Help Quick Sync borked

[paladzin]

i7 4790k hd4600
Video artifacts on key frame. sample http://paladzin.napp.it/files/video/vod/2017-11-03 00-03-16.flv
ObsLog - ok
https://gist.github.com/106b08a1095af2a179ee1a8fc9f4ecb5
trace qvs
https://gist.github.com/paladzin/ba5100472b33e4444e1608354ec023b5

ffmpeg log

[h264 @ 0x55e2628da480] error while decoding MB 8 0, bytestream -11
[h264 @ 0x55e2628da480] Frame num change from 23 to 0
[h264 @ 0x55e2628da480] decode_slice_header error
[h264 @ 0x55e2628da480] concealing 8160 DC, 8160 AC, 8160 MV errors in B frame
[h264 @ 0x55e262d2bfe0] co located POCs unavailable
[h264 @ 0x55e262c564c0] co located POCs unavailable
[h264 @ 0x55e262ce2980] co located POCs unavailable
[h264 @ 0x55e2628da480] co located POCs unavailable

ffmpeg transcode - every keyframe turn a glitch disco.
sample https://www.twitch.tv/videos/186872778?t=56s

video stop(mpc) glitch(vlc/twitch/ffmpeg) at key frame qvs encoder / obslog clear no errors at all

Spoiler: samples

vod keyframe 2 http://paladzin.napp.it/files/video/vod/keyframe2.flv

vod keyframe 20 http://paladzin.napp.it/files/video/vod/keyframe20.flv

x264 - always ok
amd - alway ok
qvs - borked
Can someone help me? =)

 

[Harold]

Why are you not using the recording presets?

 

[paladzin]

Why are you not using the recording presets?

coz im not recording? streaming! vod for sample of problem

 

[Harold]

Your target bitrate is about 6 times the upper limit for twitch

 

[paladzin]

Your target bitrate is about 6 times the upper limit for twitch

No diff about change bitrate - same vod at 2k\6k etc
im using 2nd pc for transcoding bitrate not a problem.

 

[paladzin]

up

 

[paladzin]

fixed / corrupted nvram, probably damaged hd graphics microcode / clear nvram and reflash bios - solved the problem
*magic SRS